/Engine/Plugins/VirtualProduction/LevelSnapshots/Source/LevelSnapshots/Public/Restorability/Interfaces/ICustomObjectSnapshotSerializer.h
ISnapshotObjectSerializer handles the serialisation of the object you're registered to. You can use it to add custom annotation data you need to restoring object info. You can also save & restore subobjects you wish to manually restore, provided they're not automatically restored by Level Snapshots. The following subobjects are handled by default:
class ICustomObjectSnapshotSerializer